Jim Moran is a Yorkshireman who has pursued a career as a civil engineering surveyor working on major projects, both in the UK and overseas. Jim is an expert on the history of the United States Marine Corps and a member of many US Marine associations. He has assisted Hollywood productions on uniform and equipment details including Flags of our Fathers, The Pacific (HBO mini-series) and Windtalkers.

His contribution to the Corps was acknowledged in June 2018 when he made a US Honorary Marine. His numerous published works include US Marine Corps Uniforms and Equipment in World War 2 and US Marine Corps Women's Reserve - They are Marines (both Front Line Books, 2018)

Gordon L. Rottman entered the US Army in 1967, volunteered for Special Forces and completed training as a weapons specialist.

He served in the 5th Special Forces Group in Vietnam in 1969 70 and subsequently in airborne infantry, long-range patrol and intelligence assignments until retiring after 26 years.

He was a Special Operations Forces scenario writer at the Joint Readiness Training Center for 12 years and is now a freelance writer, living in Texas.